The National Exhibition Centre (NEC) is an exhibition centre in Solihull, England. It is near junction 6 of the M42 motorway, and is adjacent to Birmingham International Airport and Birmingham International railway station. It has 20 interconnected halls, set in grounds of 628 acres (2.54 km2) making it the largest exhibition centre in the UK. It is the busiest and seventh-largest exhibition centre in Europe. Even though it is called the N.E.C Birmingham officially the complex is in neighbouring Solihull.